The size and volume of containers make it possible to hide munitions, drugs, stowaways, explosive materials.

Only about 2% of the containers that move through a port get screened. In Oakland, gamma ray scanners are used to boost that to 10%.

For the full article with complete infographics, please download this PDF.

Senior WriterElizabeth has been writing and reporting at Baselinesince its inaugural issue. Most recently, Liz helped Fortune 500 companies with their online strategies as a customer experience analyst at Creative Good. Prior to that, she worked in the organization practice at McKinsey & Co. She holds a B.A. from Vassar College.